Home / 322,704,008.40-484,056,012.60-80,366,912.40

Finding the Fourth Proportional to 322,704,008.40, 484,056,012.60 and 80,366,912.40

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Solution

The fourth proportional to 322,704,008.40, 484,056,012.60 and 80,366,912.40 is: 120,550,368.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,704,008.40 : 484,056,012.60 = 80,366,912.40 : x
  2. Step 2: Convert to fraction form
    322,704,008.40/484,056,012.60 = 80,366,912.40/x
  3. Step 3: Cross multiply
    322,704,008.40x = 484,056,012.60 × 80,366,912.40
  4. Step 4: Simplify right side
    322,704,008.40x = 38,902,087,161,317,504
  5. Step 5: Solve for x
    x = 38,902,087,161,317,504/322,704,008.40
  6. Step 6: Final answer
    x = 120,550,368.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.